package com.heyun.service;

import java.util.List;

import com.heyun.bean.CustomerConstitute;



public interface CustomerConstituteService {

	/**
	 * 查询每个月顾客总数量
	 * @return 查询结果封装为一个对象CustomerConstitute
	 */
	List<CustomerConstitute> countCustomerByMonth();
}
